October 13, 1888

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Features

A Letter Envelope Gum Greatly Needed

The New Philadelphia Subways

A Proposed Electro-Motor Trial

The Direct Production of Light

An Automatic Gate for Elevators

The Great Eastern Moving to Her Last Berth

An Improved Belt Rest

An Improved Paper Hanging Machine

An Improved Axle Box

An Improved Tailor's Square

A Seat for Use in Bath Tubs

An Improved Check Row Planter

A Device for Use in Darning Stockings

An Improved Bosom Board

An Improved Cuff Holder

The U. S. Cruiser Baltimore

The Centrifugal Barrel

A Pocket Camera

By Geo. M. Hopkins

The Glyptodon

By John R. Coryell

Miscellaneous Inventions - October 13, 1888

Engineering Inventions - October 13, 1888

Agricultural Inventions - October 13, 1888

To Inventors - October 13, 1888

Departments

Letters

Correspondence - October 13, 1888

Recommended

New Books and Publications - October 13, 1888

Departments

Business and Personal - October 13, 1888

Notes and Queries - October 13, 1888

Index of Inventions - October 13, 1888

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Digital Issue ?Read or download this issue’s articles online. *A printed copy of this issue is not included. $7.99

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